March 2018
Beginner to intermediate
624 pages
16h 10m
Japanese
Content preview from Head First Python 第2版 ―頭とからだで覚えるPythonの基本
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
名前：フォード・プリーフェクト
性別：男性
職業：研究者
母星：ベテルギウス第
7
星
3
章
構造化データ
構造化データを扱う
Python
のリストデータ構造は優れていますが、データの万能薬ではありません。
本当の構造化データがあるとき（そして、リストが最良の選択肢ではないかもしれ
ないとき）には、
Python
組み込みの辞書を使います。辞書は、キーと値のペアの任
意のコレクションを格納し、それらを操作できます。この章では
Python
の辞書を
じっくりと調べ、（その過程で）集合とタプルも取り上げます。（
2
章で取り上げた）
リストと一緒に、辞書、集合、タプルのデータ構造は、
Python
とデータを効果的
に組み合わせることができる組み込みデータツールを提供します。
辞書はキーと値のペアを格納する
.................................................. 96
コード内の辞書の見分け方
............................................................. 98
挿入順序は保証されない
................................................................. 99
[]
を使った値の検索
...................................................................... 100
実行時に辞書を使う
...................................................................... ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.